UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L++HGAXjSnstuyV6h3rrv+wDWX+GqPZAQuCtGrBXoyo=' 
WHERE 
  key_id = '30f71ac94e55723d4f7975b7e9f6e7851dd4998b40d8718d6b26617ec518e888' 
  AND (
    token = 'L++HGAXjSnstuyV6h3rrv+wDWX+GqPZAQuCtGrBXoyo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )